<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>less</title>
    <link rel="stylesheet" href="style/1.css">
</head>

<body>
    <div class="head">
        <div class="left">我是左边盒子</div>
        <div class="right">我是右边盒子</div>
    </div>
    <div class="body">
        <div class="good"></div>
    </div>
</body>

</html>